Équations équilibrées la veille |
NaOH + HB = NaB + H2O
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
Al + KNO3 + KOH = NH3 + H2O + KAl2O =>
16 Al + KNO3 + 7 KOH = NH3 + 2 H2O + 8 KAl2O
CH3COOH + CH3COONa = CH3COO + CH4COONa =>
CH3COOH + CH3COONa = CH3COO + CH4COONa
AgCl + No3 = Cl + AgNo3 =>
AgCl + No3 = Cl + AgNo3
PH4ClO4 = H3PO4 + HCl =>
PH4ClO4 = H3PO4 + HCl
CuIICl2 + ZnO = ZnIICl2 + CuO =>
CuIICl2 + ZnO = ZnIICl2 + CuO
Cu2 + HNO2 = Cu(NO3)2 + NO + H2O =>
Cu2 + 16 HNO2 = 2 Cu(NO3)2 + 12 NO + 8 H2O
CH3COONa + O2 = CO2 + NaOH + H2O =>
CH3COONa + 2 O2 = 2 CO2 + NaOH + H2O
Al2S3 + Br = AlBr3 + S =>
Al2S3 + 6 Br = 2 AlBr3 + 3 S
FeCl3(aq) + NaOH(aq) = NaCl(aq) + Fe(OH)3(s) =>
FeCl3(aq) + 3 NaOH(aq) = 3 NaCl(aq) + Fe(OH)3(s)
NaI(aq) + Fe2(CO3)3(aq) = FeI3(aq) + Na2CO3(aq) =>
6 NaI(aq) + Fe2(CO3)3(aq) = 2 FeI3(aq) + 3 Na2CO3(aq)
AgNO3 + CO3({-}2) = AgCO3 + NO3({-}2) =>
AgNO3 + CO3({-}2) = AgCO3 + NO3({-}2)
Ca(OH)2(aq) + HCl = CaCl2 + H2O =>
Ca(OH)2(aq) + 2 HCl = CaCl2 + 2 H2O
NiS + NH4NO3 = Ni(NO3)2 + (NH4)2S =>
NiS + 2 NH4NO3 = Ni(NO3)2 + (NH4)2S
NH2OH + CuSO4 + NaOH = N2 + Cu2O + Na2SO4 + H2O =>
2 NH2OH + 2 CuSO4 + 4 NaOH = N2 + Cu2O + 2 Na2SO4 + 5 H2O
H2 + NaOH + Cl2 = NaCl + H2O =>
H2 + 2 NaOH + Cl2 = 2 NaCl + 2 H2O
NH4HCO3 + Ca(OH)2 = NH3 + H2O + Ca(HCO3)2 =>
2 NH4HCO3 + Ca(OH)2 = 2 NH3 + 2 H2O + Ca(HCO3)2
KMnO4 + H3AsO3 + HCl = KCl + MnCl2 + H3AsO4 + H2O =>
2 KMnO4 + 5 H3AsO3 + 6 HCl = 2 KCl + 2 MnCl2 + 5 H3AsO4 + 3 H2O
Ba(OH)2 + sulfuricacid = bariumsulfate + water =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
P4(c) + Cl2(c) = PCl3 =>
P4(c) + 6 Cl2(c) = 4 PCl3
Na2S2O3 + KBr = K2S2O3 + NaBr =>
Na2S2O3 + 2 KBr = K2S2O3 + 2 NaBr
MoS2 + HNO3 + HCl = H2[MoO2Cl4] + NO + H2SO4 + H2O =>
MoS2 + 6 HNO3 + 4 HCl = H2[MoO2Cl4] + 6 NO + 2 H2SO4 + 2 H2O
Ag(C2H3O2)2 + Na3Po4 = Ag3(Po4)2 + NaC2H3O2 =>
3 Ag(C2H3O2)2 + 2 Na3Po4 = Ag3(Po4)2 + 6 NaC2H3O2
H3AsO3 + Ba = Ba(AsO3)2 + H2 =>
2 H3AsO3 + Ba = Ba(AsO3)2 + 3 H2
NH4CH3CO2 + Ba3(PO4)2 = (NH4)3PO4 + Ba(CH3CO2)2 =>
6 NH4CH3CO2 + Ba3(PO4)2 = 2(NH4)3PO4 + 3 Ba(CH3CO2)2
KClO3 + ZnI2 = Zn(ClO3)2 + KI =>
2 KClO3 + ZnI2 = Zn(ClO3)2 + 2 KI
MnO4{-} + HSO3{-} + H{+} = Mn{2+} + HSO4{-} + H2O =>
2 MnO4{-} + 5 HSO3{-} + 6 H{+} = 2 Mn{2+} + 5 HSO4{-} + 3 H2O
LiMnO4 + LiNO2 + H2SO4 = MnSO4 + LiNO3 + Li2SO4 + H2O =>
2 LiMnO4 + 5 LiNO2 + 3 H2SO4 = 2 MnSO4 + 5 LiNO3 + Li2SO4 + 3 H2O
C4HOH + O2 = CO2 + H2O =>
C4HOH + 4 O2 = 4 CO2 + H2O
PbCrO4 + HNO3 = Pb(NO3)2 + H2CrO4 =>
PbCrO4 + 2 HNO3 = Pb(NO3)2 + H2CrO4
Cu2S + HNO3 = Cu(NO3)2 + CuSO4 + NO2 + H2O =>
Cu2S + 12 HNO3 = Cu(NO3)2 + CuSO4 + 10 NO2 + 6 H2O
K38Cl92 = K22 + Cl38 =>
209 K38Cl92 = 361 K22 + 506 Cl38
H2CCHOH = CH3CHO =>
H2CCHOH = CH3CHO
ZnCl2 + HCl = ZnH2 + Cl2 =>
ZnCl2 + 2 HCl = ZnH2 + 2 Cl2
C5H12O(aq) + O2(g) = CO2(g) + H2O(l) =>
2 C5H12O(aq) + 15 O2(g) = 10 CO2(g) + 12 H2O(l)
KMnO4 + H2SO4 + NaCl = Cl2 + Na2SO4 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 8 H2SO4 + 10 NaCl = 5 Cl2 + 5 Na2SO4 + 2 MnSO4 + K2SO4 + 8 H2O
Ba(Cl) + NaSO4 = BaSO4 + NaCl =>
Ba(Cl) + NaSO4 = BaSO4 + NaCl
H2SO4 + Pb(OAc)2 = PbSO4 + HOAc =>
H2SO4 + Pb(OAc)2 = PbSO4 + 2 HOAc
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
HNO2 = H2O + HNO3 + N2O =>
4 HNO2 = H2O + 2 HNO3 + N2O
CH2CHCHCH2 + KMnO4 + H2O = MnO2 + KOH + CH2OHCHOHCHOHCH2OH =>
3 CH2CHCHCH2 + 4 KMnO4 + 8 H2O = 4 MnO2 + 4 KOH + 3 CH2OHCHOHCHOHCH2OH
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CH3COOH + C5H12O = C7H14O2 + H2O =>
CH3COOH + C5H12O = C7H14O2 + H2O
AgI(s) = Ag(s) + I2(s) =>
2 AgI(s) = 2 Ag(s) + I2(s)
NaCI + F2 = CI + NaF = CL2 =>
2 NaCI + F2 = 2 CI + 2 NaF
H2 + I + MnO4 = MnO2*I2 + H2O =>
2 H2 + 2 I + MnO4 = MnO2*I2 + 2 H2O
KI(s) + Pb2N(s) = Pb2I(s) + KN(s) =>
KI(s) + Pb2N(s) = Pb2I(s) + KN(s)
Ca(CH3CO2)2 + NH4I = NH4(CH3CO2) + CaI2 =>
Ca(CH3CO2)2 + 2 NH4I = 2 NH4(CH3CO2) + CaI2
MgCl2(aq) + Na2CO3(aq) = MgCO3(s) + NaCl(aq) =>
MgCl2(aq) + Na2CO3(aq) = MgCO3(s) + 2 NaCl(aq)
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